diff options
Diffstat (limited to 'gcc-4.9/gcc/testsuite/g++.dg/tsan/tsan_barrier.h')
-rw-r--r-- | gcc-4.9/gcc/testsuite/g++.dg/tsan/tsan_barrier.h | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/g++.dg/tsan/tsan_barrier.h b/gcc-4.9/gcc/testsuite/g++.dg/tsan/tsan_barrier.h new file mode 100644 index 000000000..5d37a6475 --- /dev/null +++ b/gcc-4.9/gcc/testsuite/g++.dg/tsan/tsan_barrier.h @@ -0,0 +1,14 @@ +/* TSAN-invisible barriers. Link with -ldl. */ +#include <pthread.h> +#include <dlfcn.h> + +static __typeof(pthread_barrier_wait) *barrier_wait; + +static +void barrier_init (pthread_barrier_t *barrier, unsigned count) +{ + void *h = dlopen ("libpthread.so.0", RTLD_LAZY); + barrier_wait = (__typeof (pthread_barrier_wait) *) + dlsym (h, "pthread_barrier_wait"); + pthread_barrier_init (barrier, NULL, count); +} |